短語詞組短語Children of School Age 學(xué)齡期兒童;學(xué)齡兒童before of school age 學(xué)齡前期a child of school age 學(xué)齡兒童initial stage of school age 學(xué)齡初期Rate of School -age Children Enrollment 學(xué)齡兒童入學(xué)率the changes of school -age population 學(xué)齡人口變化Status of School -age Children Enrolled 學(xué)齡兒童入學(xué)率enrolment rate of school -age children 適齡兒童入學(xué)率 返回 of school age